Siemens RDF800KN Manual page 14

Technical data
Power supply
Caution
Outputs
Note!
STOP
Caution
Inputs
KNX bus
Operational data
14 / 20
Siemens
Building Technologies
Rated voltage
Overvoltage category
Frequency
Power consumption
No internal fuse!
External preliminary protection with max C 10 A circuit breaker required in all cases.
Fan control Q1, Q2, Q3-N
Rating min, max resistive (inductive)
Fans must NOT be connected in parallel!
Connect one fan directly, for additional fans, one
relay for each speed.
Control output Y1-N / Y2-N (NO)
Rating Min, Max resistive (inductive)
Max. total load current through terminal "L" (Qx+Yx)
No internal fuse!
External preliminary protection with max C 10 A circuit breakers in the supply line
required in all cases.
Multifunctional input X1-M / X2-M
Temperature sensor input:
Type
Temperature range
Cable length
Digital input:
Operating action
Contact sensing
Parallel connection of several thermostats for
one switch
Insulation against mains voltage (SELV)
Function of inputs:
External temperature sensor, heating/cooling
changeover sensor, window contact, presence
detection, dewpoint monitor contact, enable
electrical heater contact, fault contact, monitoring
input
Interface type
Bus current
Bus topology: See KNX manual (see "Reference documentation")
Switching differential, adjustable
Heating mode
Cooling mode
Setpoint setting and range
Comfort
Economy
Protection
Multifunctional input X1/X2
Input X1 default value
Input X2 default value
RDF800KN...
Touch Screen Flush-mount Room Thermostats with KNX Communications
AC 230 V
III
50/60 Hz
Max. 6.0 VA / 2.1 W
AC 230 V
Min. 5 mA, Max. 5(2) A
AC 230 V
Min. 5 mA, Max. 5(2) A
Max. 7 A
See "Equipment combinations"
0...49 °C
Max. 80 m
Selectable (NO / NC)
SELV DC 0...5 V / Max. 5 mA
Max. 20 thermostats per
switch
4 kV, reinforced insulation
Selectable
X1: P38
X2: P40
KNX, TP1-64
(electrically isolated)
5 mA
(P30) 2 K (0.5...6K)
(P31) 1 K (0.5...6K)
21 °C
(P08)
15 °C / 30°C (OFF, 5...40 °C)
(P11-P12)
8 °C / OFF
(P65-P66)
Selectable 0...8, 10
(P38) 3 (Window contact)
(P40) 1 (External temperature
sensor)
(5...40 °C)
(OFF, 5...40 °C)
CB1N3174en
2014-09-10